Battery pack



FIG. 1 is a front perspective view of a design of a battery pack;

FIG. 2 is a front elevation view of the battery pack of FIG. 1;

FIG. 3 is a rear elevation view of the battery pack of FIG. 1;

FIG. 4 is a first side elevation view of the battery pack of FIG. 1;

FIG. 5 is a second side elevation view of the battery pack of FIG. 1;

FIG. 6 is a top plan view of the battery pack of FIG. 1; and,

FIG. 7 is a bottom plan view of the battery pack of FIG. 1.

The broken lines shown in the figures depict environmental subject matter and form no part of the claimed design. 

CLAIM The ornamental design for a battery pack, as shown and described. 